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Phone Directory 303-646 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-646 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-6460###
303-6461###
303-6462###
303-6463###
303-6464###
303-6465###
303-6466###
303-6467###
303-6468###
303-6469###